Underwater Wonders of the National Parks (2016)
Yellowstone
S1 • E7 Feb 12, 2016 11m
Yellowstone, the world's first National Park, is known for its beautiful forests, wildlife, and waterfalls - but beneath its water's surface, there lies a complex environment. From deep geothermal smokers, to marine life, the crown jewel of the Park Service is an underwater wonder in itself.